var TREE_NODES = [
	['The Post Boy', null, null,
		['April 1887', 'newspapers/The_Post_Boy_April_1887.pdf', '_blank'],
	],
	['The Watertown News', null, null,
		['1913', null, null,
		 	['1913-05-01', 'newspapers/The_Watertown_News_1913-05-01.pdf', '_blank'],
			['1913-06-01', 'newspapers/The_Watertown_News_1913-06-01.pdf', '_blank'],
			['1913-07-01', 'newspapers/The_Watertown_News_1913-07-01.pdf', '_blank'],
			['1913-08-01', 'newspapers/The_Watertown_News_1913-08-01.pdf', '_blank'],
			['1913-09-01', 'newspapers/The_Watertown_News_1913-09-01.pdf', '_blank'],
			['1913-10-01', 'newspapers/The_Watertown_News_1913-10-01.pdf', '_blank'],
			['1913-12-01', 'newspapers/The_Watertown_News_1913-12-01.pdf', '_blank'],
		],
		['1914', null, null,
			['1914-01-01', 'newspapers/The_Watertown_News_1914-01-01.pdf', '_blank'],
			['1914-02-02', 'newspapers/The_Watertown_News_1914-02-02.pdf', '_blank'],
			['1914-03-01', 'newspapers/The_Watertown_News_1914-03-02.pdf', '_blank'],
			['1914-04-01', 'newspapers/The_Watertown_News_1914-04-01.pdf', '_blank'],
			['1914-05-01', 'newspapers/The_Watertown_News_1914-05-01.pdf', '_blank'],
			['1914-06-01', 'newspapers/The_Watertown_News_1914-06-01.pdf', '_blank'],
			['1914-07-01', 'newspapers/The_Watertown_News_1914-07-01.pdf', '_blank'],
			['1914-08-01', 'newspapers/The_Watertown_News_1914-08-01.pdf', '_blank'],
			['1914-09-01', 'newspapers/The_Watertown_News_1914-09-01.pdf', '_blank'],
			['1914-10-01', 'newspapers/The_Watertown_News_1914-10-01.pdf', '_blank'],
			['1914-11-02', 'newspapers/The_Watertown_News_1914-11-02.pdf', '_blank'],
		],
		['1915', null, null,
			['1915-02-01', 'newspapers/The_Watertown_News_1915-02-01.pdf', '_blank'],
			['1915-04-01', 'newspapers/The_Watertown_News_1915-04-01.pdf', '_blank'],
			['1915-05-01', 'newspapers/The_Watertown_News_1915-05-01.pdf', '_blank'],
			['1915-06-01', 'newspapers/The_Watertown_News_1915-06-01.pdf', '_blank'],
			['1915-07-01', 'newspapers/The_Watertown_News_1915-07-01.pdf', '_blank'],
			['1915-09-01', 'newspapers/The_Watertown_News_1915-09-01.pdf', '_blank'],
		],
		['1916', null, null,
			['1916-05-01', 'newspapers/The_Watertown_News_1916-05-01.pdf', '_blank'],
			['1916-08-01', 'newspapers/The_Watertown_News_1916-08-01.pdf', '_blank'],
			['1916-10-02', 'newspapers/The_Watertown_News_1916-10-02.pdf', '_blank'],
		],
		['1917', null, null,
			['1917-03-01', 'newspapers/The_Watertown_News_1917-03-01.pdf', '_blank'],
			['1917-06-01', 'newspapers/The_Watertown_News_1917-06-01.pdf', '_blank'],
			['1917-08-01', 'newspapers/The_Watertown_News_1917-08-01.pdf', '_blank'],
			['1917-09-01', 'newspapers/The_Watertown_News_1917-09-01.pdf', '_blank'],
			['1917-10-01', 'newspapers/The_Watertown_News_1917-10-01.pdf', '_blank'],
			['1917-11-01', 'newspapers/The_Watertown_News_1917-11-01.pdf', '_blank'],
			['1917-12-01', 'newspapers/The_Watertown_News_1917-12-01.pdf', '_blank'],
		],
		['1918', null, null,
			['1918-01-01', 'newspapers/The_Watertown_News_1918-01-01.pdf', '_blank'],
			['1918-03-01', 'newspapers/The_Watertown_News_1918-03-01.pdf', '_blank'],
			['1918-04-01', 'newspapers/The_Watertown_News_1918-04-01.pdf', '_blank'],
			['1918-06-01', 'newspapers/The_Watertown_News_1918-06-01.pdf', '_blank'],
			['1918-07-01', 'newspapers/The_Watertown_News_1918-07-01.pdf', '_blank'],
			['1918-08-01', 'newspapers/The_Watertown_News_1918-08-01.pdf', '_blank'],
			['1918-09-02', 'newspapers/The_Watertown_News_1918-09-02.pdf', '_blank'],
		],
		['1919', null, null,
			['1919-02-01', 'newspapers/The_Watertown_News_1919-02-01.pdf', '_blank'],
			['1919-04-01', 'newspapers/The_Watertown_News_1919-04-01.pdf', '_blank'],
			['1919-05-01', 'newspapers/The_Watertown_News_1919-05-01.pdf', '_blank'],
			['1919-07-01', 'newspapers/The_Watertown_News_1919-07-01.pdf', '_blank'],
		],
		['1920', null, null,
			['1920-01-01', 'newspapers/The_Watertown_News_1920-01-01.pdf', '_blank'],
			['1920-03-01', 'newspapers/The_Watertown_News_1920-03-01.pdf', '_blank'],
		],
		['1924 - 1928', null, null,
			['1924-01-04', 'newspapers/The_Watertown_News_1924-01-04.pdf', '_blank'],
			['1925-01-02', 'newspapers/The_Watertown_News_1925-01-02.pdf', '_blank'],
			['1926-01-01', 'newspapers/The_Watertown_News_1926-01-01.pdf', '_blank'],
			['1927-01-07', 'newspapers/The_Watertown_News_1927-01-07.pdf', '_blank'],
			['1928-01-06', 'newspapers/The_Watertown_News_1928-01-06.pdf', '_blank'],
		],
		['1929', null, null,
			['1929-01-04', 'newspapers/The_Watertown_News_1929-01-04.pdf', '_blank'],
			['1929-03-01', 'newspapers/The_Watertown_News_1929-03-01.pdf', '_blank'],
			['1929-06-07', 'newspapers/The_Watertown_News_1929-06-07.pdf', '_blank'],
			['1929-09-06', 'newspapers/The_Watertown_News_1929-09-06.pdf', '_blank'],
		],
	],
	['Watertown Argus', null, null,
		['1937-01-22', 'newspapers/Watertown_Argus_1937-01-22.pdf', '_blank'],
	],
	['Watertown Journal', null, null,
		['1888-02-01', 'newspapers/Watertown_Journal_1888-02-01.pdf', '_blank'],
		['1888-09-12', 'newspapers/Watertown_Journal_1888-09-12.pdf', '_blank'],
		['1891-07-29', 'newspapers/Watertown_Journal_1891-07-29.pdf', '_blank'],
	]
];